Nuclear Grade Hafnium vs. ASTM A182 Grade F3VCb
Nuclear grade hafnium belongs to the otherwise unclassified metals classification, while ASTM A182 grade F3VCb belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.
For each property being compared, the top bar is nuclear grade hafnium and the bottom bar is ASTM A182 grade F3VCb.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 78 | |
| 190 |
| Elongation at Break, % | 25 | |
| 21 |
| Poisson's Ratio | 0.26 | |
| 0.29 |
| Shear Modulus, GPa | 31 | |
| 74 |
| Tensile Strength: Ultimate (UTS), MPa | 350 | |
| 670 |
| Tensile Strength: Yield (Proof), MPa | 170 | |
| 460 |
Thermal Properties
| Latent Heat of Fusion, J/g | 130 | |
| 250 |
| Specific Heat Capacity, J/kg-K | 140 | |
| 470 |
| Thermal Expansion, µm/m-K | 5.9 | |
| 13 |
Otherwise Unclassified Properties
| Density, g/cm3 | 13 | |
| 7.9 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 73 | |
| 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 180 | |
| 570 |
| Stiffness to Weight: Axial, points | 3.3 | |
| 13 |
| Stiffness to Weight: Bending, points | 11 | |
| 24 |
| Strength to Weight: Axial, points | 7.4 | |
| 24 |
| Strength to Weight: Bending, points | 8.4 | |
| 22 |
| Thermal Shock Resistance, points | 55 | |
| 19 |
Alloy Composition
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| Calcium (Ca), % | 0 | |
| 0.00050 to 0.015 |
| Carbon (C), % | 0 | |
| 0.1 to 0.15 |
| Chromium (Cr), % | 0 | |
| 2.7 to 3.3 |
| Copper (Cu), % | 0 | |
| 0 to 0.25 |
| Hafnium (Hf), % | 99.8 to 100 | |
| 0 |
| Iron (Fe), % | 0 | |
| 93.8 to 95.8 |
| Manganese (Mn), % | 0 | |
| 0.3 to 0.6 |
| Molybdenum (Mo), % | 0 | |
| 0.9 to 1.1 |
| Nickel (Ni), % | 0 | |
| 0 to 0.25 |
| Niobium (Nb), % | 0 | |
| 0.015 to 0.070 |
| Phosphorus (P), % | 0 | |
| 0 to 0.020 |
| Silicon (Si), % | 0 | |
| 0 to 0.1 |
| Sulfur (S), % | 0 | |
| 0 to 0.010 |
| Titanium (Ti), % | 0 | |
| 0 to 0.015 |
| Vanadium (V), % | 0 | |
| 0.2 to 0.3 |
| Residuals, % | 0 to 0.23 | |
| 0 |